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Rheum Rhabarbarum Stalk Juice
Rheum Rhabarbarum Stalk Juice
Low concern
Rhubarb stalk juice is an edible food. Stalks contain naturally occurring oxalic acid; leaves are toxic and not used.
Found in
5 products
What it is
Juice expressed from the edible stalk of garden rhubarb (Rheum rhabarbarum). Stalks (not leaves) are food; leaves contain toxic oxalates.
Tart juice/flavor base for desserts, beverages, and preserves.
Why it's flagged
- high oxalate content may matter for kidney-stone-prone individuals
What regulators actually say
"Rhubarb, raw — USDA FoodData Central food entry providing nutrient composition for the edible stalk."
Regulatory status
United States — FDA
Conventional food (rhubarb stalks)
European Union — EFSA
Authorized food
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